/*
   Copyright 2009 Bloo. All Rights Reserved.

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
package org.youtensils.www.client.widgets;

import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Image;

/**
 * A widget for displaying a star rating.
 * @author Bobby Soares
 */
public class StarRating extends Composite  {
	private int rating = 0;
	private HorizontalPanel contentPane;
	/**
	 * A constructor specifying the star rating.
	 * @param rating the star rating
	 */
	public StarRating(int rating){
		contentPane = new HorizontalPanel();
		this.setRating(rating);
    	initWidget(contentPane);
    	setStyleName("gwt-StarRating");
	}
	/**
	 * Retrieves the star rating.
	 * @return the star rating
	 */
	public int getRating() {
		return rating;
	}
	/**
	 * Sets the star rating.
	 * @param rating the star rating
	 */
	public void setRating(int rating) {
		this.rating = rating;
		this.contentPane.clear();
		for(int i=0; i<rating; i++){
			Image star = new Image("images/star.png");
			contentPane.add(star);
		}
	}
}
